Orion Apex 127mm Maksutov-Cassegrain Telescope - Used

  • $250.00
    Unit price per 

Used Gear Features:


  • This telescope is used in Excellent condition. It has been fully inspected to comply with native expected performance. Only minor signs of cosmetic wear. 
  • 90 days warranty
  • Item is displayed with manufacturer's original picture




  • Compact Maksutov-Cassegrain telescope optical tube outfitted for daytime terrestrial use - just add a tripod!
  • Excellent for daytime use as a versatile spotting scope capable of high magnification views
  • During the night the Apex 127 provides sharply detailed views of the Moon, brighter planets such as Mars, Jupiter, and Saturn as well as open and globular star clusters and cloudy nebulas
  • Tripod not included - altazimuth or field tripod will provide a solid foundation for the Apex 127 (mount and/or tripod sold separately)
  • Includes a 25mm Sirius Plossl 1.25" eyepiece, 6x26 finder scope, 45-degree correct-image diagonal, soft carry case, Starry Night astronomy software, and more!

  • Specifications:


    • Optical design: Maksutov-Cassegrain

    • Optical diameter: 127mm

    • Finder scope lens diameter26mm

    • Focal length: 1540mm

    • Focal ratio: f/12.1

    • EyepiecesSirius Plossl 25.0mm (1.25")

    • Magnification with included eyepieces61x

    • Resolving power: 0.91arc*sec

    • Lowest useful magnification: 18x

    • Highest useful magnification: 254x
    • Limiting stellar magnitude: 13.2

    • Optical quality: Diffraction limited

    • Finder scope6x26 Correct-image

    • FocuserInternal

    • Diagonal degrees1.25" 45° Prism Correct-image

    • Secondary mirror obstruction39mm

    • Secondary mirror obstruction by diameter31%

    • Secondary mirror obstruction by area9%

    • Mirror coatings/over-coatingsAluminum & Silicon Dioxide

    • Mount typeOptical Tube without Mount

    • Astro-imaging capability: Lunar & planetary

    • Tube materialAluminum

    • Length of optical tube14.5 in.

    • Weight, optical tube8.6 lbs.



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